Issue of 1867 Handstamped in Black.
 

TYPE I HANDSTAMPED

2 Reales Double Handstamped Error

Pair, left Stamp Without Handstamped

ONLY KNOWN

Sheet of 100 (Cropped Photo)

ONLY KNOWN

1878 ACAJUTLA to LONDON
2 Reales with July 25 date stamp. Via  SONSONATE on same day.
Transit PANAMA, August 1. Backstamped LONDON, August 28.
Charged "1/" Transit Fee at Panama.

1878 SAN SALVADOR to PARIS, FRANCE
4 Reales Double Outbound Rate alongside April 21 date stamp.
Received PARIS, May 31. Taxed "30" (deci) in Paris.